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2025-04-02 - 04:17
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack3slot2.osadl.org (updated Wed Apr 02, 2025 00:44:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
376711322940,3chrt3767114-21sh21:54:500
376143322620,2sleep03761435-21ntpq21:35:430
380613722450,4chrt3806135-21ssh23:59:380
376008822390,3chrt3760084-21ps21:31:530
381237422380,2sleep03812376-21sendmail00:19:590
379034722350,3chrt3790342-21munin-run23:10:010
379096022340,2chrt3790958-21ld23:11:060
373428422320,4chrt3734285-21timerandwakeup19:56:200
379293022310,3chrt3792931-21sh23:16:530
374628422300,3chrt3746283-21mii-tool20:45:230
380332222210,3chrt3803319-21ntpq23:50:440
372274222210,3chrt3722736-21ntpq19:15:330
372090999216186,18cyclictest3795357-21kworker/u2:023:30:280
372090999207178,18cyclictest3747380-21kworker/u2:121:15:040
372090999207177,18cyclictest3781183-21kworker/u2:222:40:070
380028722060,4chrt22-21kcompactd023:40:270
372090999198168,19cyclictest3783011-21kworker/u2:322:50:050
372090999198164,23cyclictest3768902-21true22:00:040
372090999192164,17cyclictest3783011-21kworker/u2:322:50:370
372090999192163,18cyclictest3732046-21kworker/u2:220:10:040
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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